Why Ice Dams Form on Minnesota Homes and Why Attic Air Sealing Comes First

Roof Ventilation Expert in Minnesota

Ice dams on a Minnesota roof usually start inside the house. Heat and warm air that leak from your living space into the attic melt the snow on the roof, and the meltwater refreezes at the cold eave. That is why attic air sealing, followed by insulation, is the fix that goes after the cause. […]